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300W 2.1ch Wireless Sound Bar

  • SH4

Key Features

  • ASC (Adaptive Sound Control)
  • Auto Sound Engine
  • Bluetooth Stand-by
  • Auto Music Play
  • TV Sound Sync
  • Control with your TV Remote
ASC (Adaptive Sound Control)

ASC (Adaptive Sound Control)

Adaptive Sound Control is LG's unique or differentiated voice enhancing technology. It actively analyzes the vocal levels in real time.When it senses high vocal levels, it automatically lowers the bass power to make dialogue crystal-clear. (ex : News, Narration)

Auto Sound Engine

Auto Sound Engine

LG Auto Sound Engine optimizes the audio at every volume level keeping the frequencies accurate in the right places.This delivers the correct sound balance no matter the sound volume.

Bluetooth Stand-by

Bluetooth Stand-by

The sound starts the moment you send audio to it.The bar sleeps but when audio is sent via Bluetooth the unit wakes and plays.

Auto Music Play

Auto Music Play

A bar so smart that knows when you enter the room LG sound bar can sense your mobile devices and let you send audio directly to your sound bar with ease.

TV Sound Sync

TV Sound Sync

Connect your compatible LG TV to your sound bar without ugly wires.

Control with your TV Remote

Control with your TV Remote

LG Sound bars come with a remote but even allow you to use the remote you know and love, your TV remote*. (* LG, Sony, Philips, Sharp, Panasonic, Vizio, Toshiba and Samsung)

Basic Info
Model Name SH4
Mainset / Subwoofer Color Dark Silver
Matching TV Size (2016 TV) 40" or above
Sound System
Channel 2.1 ch Speaker System
Output Power
Total 300W
Sound Bar 60W x 2 (Tweeter x 2)
Subwoofer 180W(Wireless)
Bluetooth 4.0
HDMI Input 1 (HDMI 1.4, HDCP 1.4)
HDMI Output 1 (HDMI 1.4, HDCP 1.4)
Audio Input 1 (3.5mm)
Optical 1
Type Dot LED
Sound Mode
Sound Effect Adaptvie Sound Control (Default) / Standard / Cinema
Night Mode Yes
Auto Sound Engine Yes
OS Support Window / Mac / iOS / Android
Mobile Device App Android / iOS
Control with TV Remote Yes
LG Sound Sync Bluetooth (LG TV) / Optical
Automatic Power on/off Bluetooth (LG TV) / Optical
3D Video Signal Pass Through Yes
Audio Return Channel (ARC) Yes
Audio Format
Dolby Digital Yes
FLAC Yes (Up to 192kHz)
OGG Yes (Up to 48kHz)
MP3 Yes
Power Consumption
Sound Bar 22W
- Standby Less than 0.5W
Subwoofer 33W
- Standby Less than 0.5W
Dimension (W x H x D)(mm)
Sound Bar (without foot) 890 x 53 x 85
Subwoofer 171 x 320 x 252
Weight (kg)
Sound Bar 2.34
Subwoofer 4.2
Owners Manual Web (w/ Simple Manual)
Remote Control Unit Yes
Battery AAA Battery x 2
Warranty Card Yes
Optical Cable Yes
Wall Mount Bracket Yes


Simply choose a support option from the icons below:

  • Phone

    Call an LG Support Representative on:

    Hong Kong:(852) 3543-7777

    Macau:(853) 0800-498

    Monday to Friday : 09:00 to 19:00
    Saturday - Sunday : Close
    Public Holidays: Close